How do you find conferences that interest you?

We had this exact same problem, which is why we created http://lanyrd.com/—it’s a wiki-style conference listing site (currently listing over 1,000 upcoming events) which lets you sign in with Twitter and uses the people you follow on Twitter to suggest events you might want to go to.

If you don’t use Twitter, you can still search the site or browse by topic—here are all of our upcoming conferences covering User Experience, for example (we know about 34 right now):